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Inventor

Bal K. Gupta

Inventor
Pleasanton, CA, US

Overview

6→
Patents
1985–2004
Patent span
Physics
Primary field (CPC G)

Patents· 6 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C23Cprimary
C23CCoating metallic material33%
G02BOptical elements, systems or apparatus33%
G01NInvestigating or analysing materials by determining their chemical or physical properties17%
H01GCapacitors17%
PatentTitleYear
6,775,076'Micro optical bench for mounting precision aligned optics, optical assembly and method of mounting optics'20046,603,637'Ion beam treatments for magnetic recording heads and magnetic recording media'20036,368,425'Ion treatments for magnetic recording heads and magnetic recording media'20025,343,045'Method and device for measuring moisture content'19944,869,197'Bulge indicating method and device'19894,506,152'Illumination system'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985Patents assigned to NCR CANADA (1)· patent assignee history
1985Based in Waterloo, CA· patent location history
1989Patents assigned to GUPTA BAL K (1)· patent assignee history
1989Patents assigned to MADER DAVID L (1)· patent assignee history
1989–1994Based in Etobicoke, CA· patent location history
2002–2003Patents assigned to SEAGATE TECHNOLOGY LLC (2)· patent assignee history
2002–2003Based in Pleasanton, CA, US· patent location history
2004Patents assigned to INTEL CORP (1)· patent assignee history
2004Based in Santa Clara, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEAGATE TECHNOLOGY LLC22002–2003
GUPTA BAL Kself11989
INTEL CORP12004
MADER DAVID L11989
NCR CANADA11985
Locations
LocationPatentsSpan
Pleasanton, California, US22002–2003
Etobicoke, CA21989–1994
Santa Clara, California, US12004
Waterloo, CA11985